[ 1332.941957][T12856] netdevsim netdevsim563 eni563np1: renamed from eth1
[ 1332.960364][T12858] netdevsim netdevsim263 eni263np1: renamed from eth0
[ 1335.626990][T12845] Could not find device with ifindex 2000 in netnsfd 11
[ 1335.630380][T12845] Could not find netns with fd: 2000
[ 1335.632199][T12845] Cannot link a netdevsim to itself
[ 1335.634063][T12845] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).